SERVICE AND MAINTENANCE
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• Change the fuel filter at every 30,000 km (EU) or 25,000 km
(General) of driving.
• Drain water from the fuel filter whenever replacing the engine oil.
• After changing the fuel filter, perform the pumping operation of
the priming pump until it becomes rigid.
Fuel filter
Fuel filter
Water drain plug
Connector
Priming pump
Plug opening direction
Plug closing direction
Priming Pump Operating Conditions
1. when completely consumed the fuel
2. after draining the water from the fuel filter
3. after replacing the fuel filter
Before starting the engine, perform the pumping operation
of the priming pump until it becomes rigid to fill up the fuel
pump with fuel.
Water Separating Function
If water in fuel gets into the engine and fuel system, it may
cause serious damage to the fuel system. The fuel filter pro-
vides the water separating function to block the inflow of water.
When the water level inside the water separator in the fuel
filter exceeds a certain level, the warning light comes on and
the buzzer sounds. If it occurs, immediately drain water from
the fuel filter. For draining procedures, refer to “How to drain
the water from fuel filter” section in this manual.
FUEL FILTER AND PRIMING PUMP (Without Additional Water Separator)
D20DT, D27DT
DIESEL ENGINE
• Change the fuel filter according to the specified service interval.
• Drain water from the fuel filter whenever changing the engine oil.
• After changing the fuel filter or draining the water, perform the pumping
operation of priming the pump until it becomes rigid.
CAUTION
13-Service and Maintenance.p65 2006-10-03, ¿ÀÈÄ 2:36Page 14 Adobe PageMaker 6.5K/Win
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